Smoking gun



FIG. 1 is a perspective view of a smoking gun showing the new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a front side view thereof;

FIG. 5 is a rear side view thereof;

FIG. 6 is a top side view thereof; and,

FIG. 7 is a bottom side view thereof.

The broken lines in the figures depict portions of the smoking gun that form no part of the claimed design. 

CLAIM I claim the ornamental design for a smoking gun, as shown and described. 